Question 34: The phrase “ left behind a trail of objects ” in paragraph 3 mostly means __________ . A. Collected objects for future generati...

Question 34: The phrase “left behind a trail of objects” in paragraph 3 mostly means __________.

A. Collected objects for future generations.

B. Abandoned personal belongings without any purpose.

C. Created a series of material evidence that shows their activities and daily life.

D. Lost important documents and artifacts accidentally.